Spatial Analysis of Floods in Mazandaran Province and Strategies to Increase Resilience Using the Crisis Management Approach

Introduction: According to the flood records in Mazandaran province, this region is regarded as one of flood-prone regions country, and due floods, it has suffered many casualties financial losses. Therefore, study aimed investigate settlements at risk flooding main goals research. Methods: This descriptive-analytical was conducted based on extensive exploratory research approaches. The required data were collected from monthly discharge maximum instantaneous stations province along with population statistics provincial cities, well Natural Resources Watershed Management Organization concerning floods. Accordingly, hydrometric 1971 2021 Iran's water resources management company, census 2015, floods that occurred beginning have been used study. Flood return periods obtained different statistical distributions using Hyfa software. Finally, Arc GIS software (version 10.3) zone province. Findings: Based results, about 1013 square kilometers province's surface accounting for 4.25% its total area located boundaries large a period 50 100 years. Moreover, high altitude, rainy-snowy events, significant amount precipitation Sarab (Dali Chai Lar basins) Payab, Haraz basin runoff rate so 500 600 liters flow annually per meter. Conclusion: strategies proposed increase resilience against methods.